Oxygen is vital to many medical procedures. But a safe, affordable supply is severely lacking around the world, according to a new report. By Apoorva Mandavilli At the height of the Covid-19 ...

It has puzzled scientists for years whether and how bacteria, that live from dissolved organic matter in marine waters, can carry out N2 fixation. It was assumed that the high levels of oxygen ...

Sierra Space’s system does require the addition of some carbon, though the firm says it can recycle most of this after each oxygen-producing cycle. Along with colleagues, Palak Patel ...

For now, life is flourishing on our oxygen-rich planet, but Earth wasn't always that way – and scientists have predicted that ...

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Ozone is a form of oxygen. In alternative medicine, practitioners of ozone therapy use gas or liquid forms of ozone to treat medical conditions and as a topical disinfectant. People have practiced ...

Earth’s atmosphere is currently rich in oxygen, supporting a vast array of life. However, new research suggests that this ...

Scientists recently reported an unexpected deep-sea development in the Pacific: certain metallic rocks seem to be making oxygen in the dark, without light or sunshine, at the bottom of the ocean. This ...

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